HEAVY ELECTRIC GENERAL PLANT, HEAVY ELECTRIC 1ST PLANT, TATUNG CO. has fulfilled the requirement of quality assurance specified as ISO-9001 (identical with CNS-12681) and is granted registration subject to the Regulations governing the Quality Assurance Certification as approved by the Ministry.

Scope of Registration:
The design/development, production, installation and servicing of

• OIL-IMMERSED TRANSFORMERS (BELOW AND INCLUDING 345kV)
• OIL-IMMERSED REACTORS (BELOW AND INCLUDING 345kV)
• OIL-IMMERSED POTENTIAL & CURRENT TRANSFORMERS (BELOW AND INCLUDING 69kV)
• DRY TYPE TRANSFORMERS (BELOW AND INCLUDING 36kV)
• DRY TYPE REACTORS (BELOW AND INCLUDING 36kV)
• CAST RESIN TRANSFORMERS (BELOW AND INCLUDING 36kV)
• CAST RESIN POTENTIAL & CURRENT TRANSFORMERS (BELOW AND INCLUDING 36kV)
• HIGH VOLTAGE & LOW VOLTAGE METAL-ENCLOSED SWITCHGEAR & CONTROL GEAR (BELOW AND INCLUDING 72.5kV) 
• METAL-CLAD SWITCHGEAR (BELOW AND INCLUDING 36kV)
• MOTOR CONTROL CENTER (BELOW AND INCLUDING 15kV)
• METAL-ENCLOSED LOW VOLTAGE POWER CIRCUIT BREAKER SWITCHGEAR (BELOW AND INCLUDING 600V)
• DISTRIBUTION BOARD (PANEL) (BELOW AND INCLUDING 600V)
• RECTIFIER (BELOW AND INCLUDING 600V)
• AMORPHOUS METAL TRANSFORMERS  (BELOW AND INCLUDING 36kV)
• GAS INSULATED SWITCHGEAR
• CAPACITORS